SMT - Model O-10-100-3-G - C8 -Guard Column

Particle Size: 10 µm, Pore Size: 100Å, Length: 10 mm, I. D.: 3.1 mm. Reversed-Phase C8 Guard Column: Guard columns are expendable small columns designed to remove anything that may interfere with the separation or shorten the lifetime of the primary column. A standard HPLC column (analytical or preparative) is hereby referred to as the primary because it is first in value and in importance for separation.